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astcenc: Allow runtime decompression of ASTC formats

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This commit is contained in:
BlueCube3310 2024-12-27 18:39:12 +01:00
parent bdf625bd54
commit e8e62d0cdd
5 changed files with 18 additions and 4 deletions
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7
modules/astcenc/SCsub
View file

@ -41,6 +41,13 @@ env_astcenc.Prepend(CPPPATH=[thirdparty_dir])
env_thirdparty = env_astcenc.Clone()
env_thirdparty.disable_warnings()
# Build the encoder only for editor builds
astc_encoder = env.editor_build
if not astc_encoder:
env_thirdparty.Append(CPPDEFINES=[("ASTCENC_DECOMPRESS_ONLY")])
env_thirdparty.add_source_files(thirdparty_obj, thirdparty_sources)
env.modules_sources += thirdparty_obj

4
modules/astcenc/config.py
View file

@ -1,7 +1,5 @@
def can_build(env, platform):
# Godot only uses it in the editor, but ANGLE depends on it and we had
# to remove the copy from prebuilt ANGLE libs to solve symbol clashes.
return env.editor_build or env.get("angle_libs")
return True
def configure(env):

5
modules/astcenc/image_compress_astcenc.cpp
View file

@ -35,6 +35,7 @@
#include <astcenc.h>
#ifdef TOOLS_ENABLED
void _compress_astc(Image *r_img, Image::ASTCFormat p_format) {
const uint64_t start_time = OS::get_singleton()->get_ticks_msec();
@ -171,6 +172,7 @@ void _compress_astc(Image *r_img, Image::ASTCFormat p_format) {
print_verbose(vformat("astcenc: Encoding took %d ms.", OS::get_singleton()->get_ticks_msec() - start_time));
}
#endif // TOOLS_ENABLED
void _decompress_astc(Image *r_img) {
const uint64_t start_time = OS::get_singleton()->get_ticks_msec();
@ -213,8 +215,9 @@ void _decompress_astc(Image *r_img) {
astcenc_config config;
const float quality = ASTCENC_PRE_MEDIUM;
const uint32_t flags = ASTCENC_FLG_DECOMPRESS_ONLY;
astcenc_error status = astcenc_config_init(profile, block_x, block_y, 1, quality, 0, &config);
astcenc_error status = astcenc_config_init(profile, block_x, block_y, 1, quality, flags, &config);
ERR_FAIL_COND_MSG(status != ASTCENC_SUCCESS,
vformat("astcenc: Configuration initialization failed: %s.", astcenc_get_error_string(status)));

3
modules/astcenc/image_compress_astcenc.h
View file

@ -33,7 +33,10 @@
#include "core/io/image.h"
#ifdef TOOLS_ENABLED
void _compress_astc(Image *r_img, Image::ASTCFormat p_format);
#endif
void _decompress_astc(Image *r_img);
#endif // IMAGE_COMPRESS_ASTCENC_H

3
modules/astcenc/register_types.cpp
View file

@ -37,7 +37,10 @@ void initialize_astcenc_module(ModuleInitializationLevel p_level) {
return;
}
#ifdef TOOLS_ENABLED
Image::_image_compress_astc_func = _compress_astc;
#endif
Image::_image_decompress_astc = _decompress_astc;
}